centos系统升级内核后无法启动怎么办

sed -i '/#add_drivers+=""/aadd_drivers+="mpt3sas"' /etc/dracut.conf

cd /boot/

mv initramfs-5.3.6-1.el7.elrepo.x86_64.img{,.bak}

dracut -f /boot/initramfs-5.3.6-1.el7.elrepo.x86_64.img 5.3.6-1.el7.elrepo.x86_64

dracut --force --add-drivers mpt3sas --kver=5.3.6

lsinitrd -k 5.3.6-1.el7.elrepo.x86_64 | grep mpt[23]sas